Both the demand curve and the supply curve are straight lines. If the price is $4 but only 6 units are bought and sold, producer surplus will be

$12

Explanation:

Producer's surplus=1/2*Q*P( Just like the formula for the area of a triangle which is 1/2*base*height)

P is the price of the item which is $4

Q is the quantity bought and sold, which is 6 units in this case, hence, the producer surplus is shown thus

producer's surplus=1/2*$4*6

producer's surplus=$12

answer'; i believe the correct answer is (15,000) workers a year are treated for injuries caused by jacks, lifts or jack stands;

answer; blank(1); /rises; blank(2); //increases;